The was an infantry division in the Imperial Japanese Army. Its call sign was the . It was created in July 1944 in Nagoya and disbanded 23 September 1945 in Toyohashi. It was a triangular division. The men of the division were drafted through 3rd military district, located in Nagoya.
Initially the division was guarding the coast of Suruga Bay, excluding Chita Peninsula. Later the zone of responsibility was shifted to between Toyohashi and Lake Hamana. After completing the training with the Central District Army, the 73rd division was attached to Japanese Thirteenth Area Army from 1 February 1945. The division spent the time until surrender of Japan 15 August 1945 fortifying in anticipation of the Allied invasion which never came.
This article incorporates material from the article in the Japanese Wikipedia, retrieved on 14 January 2016.